package composite.main.sub;

import composite.main.Staff;

public class Employees extends Staff {
    //构造方法
    public Employees(String no, String name, String position, float salary) {
        super(no, name, position, salary);
    }

    @Override
    public void add(Staff staff) {

    }

    @Override
    public Staff remove(String no) {
        return null;
    }

    @Override
    public void printEmployeesInfo(int layer) {
    }
}
